If you say that someone or something is dependable, you approve of them because you feel that you can be sure that they will always act consistently or sensibly, or do what you need them to do.
例句
He was a good friend, a dependable companion.他是一個很好的朋友，一個可以信賴的伙伴。
英漢詞典釋義
adj.
可信賴的,可靠的
a dependable worker可靠的工作人員I find him very dependable.我認為他很可靠。She is loyal and totally dependable.她很忠誠，完全值得信賴。
英英詞典釋義
Adjective
1. worthy of reliance or trust;
"a reliable source of information""a dependable worker"
2. worthy of being depended on;
"a dependable worker""an honest working stiff""a reliable source of information""he was true to his word""I would be true for there are those who trust me"
3. consistent in performance or behavior;
"dependable in one's habits""a steady-going family man"